Home / 38,565.27-57,858.84-12,272.07

Finding the Fourth Proportional to 38,565.27, 57,858.84 and 12,272.07

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Solution

The fourth proportional to 38,565.27, 57,858.84 and 12,272.07 is: 18,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.27 : 57,858.84 = 12,272.07 : x
  2. Step 2: Convert to fraction form
    38,565.27/57,858.84 = 12,272.07/x
  3. Step 3: Cross multiply
    38,565.27x = 57,858.84 × 12,272.07
  4. Step 4: Simplify right side
    38,565.27x = 710,047,734.60
  5. Step 5: Solve for x
    x = 710,047,734.60/38,565.27
  6. Step 6: Final answer
    x = 18,411.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.